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I use OCLP to start ventura on Z77 - ivybridge / RX570 I use iMacPro1,1 but can not resolve problem with CPU power management. Is there is someone who solved this problem ?

please upload your EFI

can someone give me boot EFI for Z77 on ventura.

I got but wen I make csm disable bios beeping to not found video and I should remove battery to reset it. and I make csm to auto

NO, not boot I find that SSDT was for 3770. I change it to my 3570k but same problem .. same log

I Aways clear nvram and after that reset nvram to do clear boot

I change CPU with i5 -3570K and have same problem :) I thing problem came from other opencore function :)

00:000 00:000 AAPL: #[EB.H.IS|!] Err(0xE) <- RT.GV boot-signature 7C436110-AB2A-4BBB-A880-FE41995C9F82 00:012 00:012 AAPL: #[EB.H.IS|!] Err(0xE) <- RT.GV boot-image-key 7C436110-AB2A-4BBB-A880-FE41995C9F82 00:026 00:013 AAPL: #[EB|H:IS] 0 00:040 00:013 AAPL: #[EB|LOG:INIT] 2022-10-28T17:15:18...

If I change CPU to ivy bridge with HD4000 and remove RX570 are is possible to boot ?

Hi I have this old machine and work fine on Monterey but try to update and can not boot anymore. aways give me error #[EB|LOG:EXITBS:START] I try many different things on my EFI here is EFI please little help. I use opencore 0.8.5 and configurator 2.62.1.0. all kext are up to date

I'm also with Z77 / rx570 and have a balck screen on bootloader.. I try HFSplus and give me error #[EB|LOG:EXITBS:START] wen change to OpenHfsPlus.efi give me black screen on bootmenu. here is my EFI

Hi. please little help to solve my problem with TB Wen I use USB-C cable on phone or Ipad device not recogise from system only charge. I find some miss on ioreg . There is nothing on DBS4 So I flash my TB chip using CH341A Programmer. After that use last Opencore 0.8.3 folder. Also generate new...

There is WAY to start this GPU 7730 with device ID 0x683F you should ADD boot flag radpg=15 and if is not work again ADD ACPI files - SSDT-GPU-SPOOF https://dortania.github.io/Getting-Started-With-ACPI/Universal/spoof.html So here is ALL list of support OLD GPU before Polaris ( RX ) Old : R7...

read guide. first step in hackintosh . your bios is not right setup.

so make me screenshot of each page on bios.. But do it on Advance mode.

try this one.

I have but you replay very slow

easy and cheap solution...

boot in verbose and show me photo

what happen on end ? did you start it ?